diff --git a/docbook/reference/en/en-US/modules/server-installation.xml b/docbook/reference/en/en-US/modules/server-installation.xml
index 6d6061a..e6cd134 100755
--- a/docbook/reference/en/en-US/modules/server-installation.xml
+++ b/docbook/reference/en/en-US/modules/server-installation.xml
@@ -67,7 +67,7 @@
                 <itemizedlist>
                     <listitem><literal><extension module="org.keycloak.keycloak-subsystem"/></literal></listitem>
                     <listitem><literal><datasource jndi-name="java:jboss/datasources/KeycloakDS" ...></literal></listitem>
-                    <listitem><literal><subsystem xmlns="urn:jboss:domain:security:1.2" ...></literal></listitem>
+                    <listitem><literal><subsystem xmlns="urn:jboss:domain:keycloak:1.0" ...></literal></listitem>
                 </itemizedlist>
             </para>
         </section>
@@ -86,7 +86,7 @@
                 <itemizedlist>
                     <listitem><literal><extension module="org.keycloak.keycloak-subsystem"/></literal></listitem>
                     <listitem><literal><datasource jndi-name="java:jboss/datasources/KeycloakDS" ...></literal></listitem>
-                    <listitem><literal><subsystem xmlns="urn:jboss:domain:security:1.2" ...></literal></listitem>
+                    <listitem><literal><subsystem xmlns="urn:jboss:domain:keycloak:1.0" ...></literal></listitem>
                 </itemizedlist>
                 <note>
                     <literal>standalone-keycloak.xml</literal> is aimed at WildFly and won't work with EAP so you need to